package com.tiyo.framework.shiro.service;

import java.util.Date;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.util.StringUtils;

import com.tiyo.common.constant.Constants;
import com.tiyo.common.constant.UserConstants;
import com.tiyo.common.enums.UserStatus;
import com.tiyo.common.exception.user.CaptchaException;
import com.tiyo.common.exception.user.UserBlockedException;
import com.tiyo.common.exception.user.UserDeleteException;
import com.tiyo.common.exception.user.UserNotExistsException;
import com.tiyo.common.exception.user.UserPasswordNotMatchException;
import com.tiyo.common.utils.IpUtils;
import com.tiyo.common.utils.MessageUtils;
import com.tiyo.common.utils.ServletUtils;
import com.tiyo.framework.manager.AsyncManager;
import com.tiyo.framework.manager.factory.AsyncFactory;
import com.tiyo.framework.shiro.constant.ShiroConstants;
import com.tiyo.system.mapper.domain.SysUser;
import com.tiyo.system.service.SysUserService;

/**
 * 
 * @Description 登录校验方法
 * @author yangbo
 * @version v1.0
 * @date 2021年1月27日
*
 */
@Component
public class LoginService
{
    @Autowired
    private PasswordService passwordService;

    @Autowired
	SysUserService sysUserService;

    /**
     * 登录
     */
    public SysUser login(String username, String password)
    {
    	// 验证码校验
        if (ShiroConstants.CAPTCHA_ERROR.equals(ServletUtils.getRequest().getAttribute(ShiroConstants.CURRENT_CAPTCHA)))
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.jcaptcha.error")));
            throw new CaptchaException();
        }
        // 用户名或密码为空 错误
        if (StringUtils.isEmpty(username) || StringUtils.isEmpty(password))
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("not.null")));
            throw new UserNotExistsException();
        }
        // 密码如果不在指定范围内 错误
        if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
                || password.length() > UserConstants.PASSWORD_MAX_LENGTH)
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
            throw new UserPasswordNotMatchException();
        }

        // 用户名不在指定范围内 错误
        if (username.length() < UserConstants.USERNAME_MIN_LENGTH
                || username.length() > UserConstants.USERNAME_MAX_LENGTH)
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
            throw new UserPasswordNotMatchException();
        }
        // 查询用户信息
        SysUser user = sysUserService.selectUserByLoginName(username);


        if (user == null)
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.not.exists")));
            throw new UserNotExistsException();
        }
        
        if (UserStatus.DELETED.getCode().equals(user.getDelFlag()))
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.delete")));
            throw new UserDeleteException();
        }
        
        if (UserStatus.DISABLE.getCode().equals(user.getStatus()))
        {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.blocked", user.getRemark())));
            throw new UserBlockedException();
        }
        passwordService.validate(user, password);
        AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_SUCCESS, MessageUtils.message("user.login.success")));
        recordLoginInfo(user);
        return user;
    }

 

    /**
     * 记录登录信息
     */
    public void recordLoginInfo(SysUser sysUser)
    {
    	sysUser.setLastLoginTime(new Date());
    	sysUser.setLoginIp(IpUtils.getIpAddr(ServletUtils.getRequest()));
    	sysUserService.updateUserInfo(sysUser);
    }
}
